rely on: 信赖，依赖
Social share counts don't rely on sampling.
社交共享不依赖抽样。
External evidence proves the bible is a historical book that you can rely on.
外部的证据证明圣经是一个你可以信赖的历史读物。

engage in: 从事于
They engage in more high-risk activities than women.
他们比女人更多地从事高风险的活动。
They tempt you to engage in non-restful activities and keep you awake.
它们诱惑你从事不能休息的活动让你保持清醒。

resort to: 诉诸于
Lacking legal shelter, they resort to professional norms.
在缺乏法律保护的情况下，他们诉诸于职业规范。

fight for: 为…战斗

But analysts say this is not just a fight for numbers.
但分析师表示，这不只是一场对数字的争夺。